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KEY FEATURES amp BENEFITS427 LS3 Carbureted Small Block Chevy, 625HP,nbsp 550nbspFt. Lbs. Torque, 1.46 Per Cubic Inch C7 Z06 Horsepower Range On 91 Octane Pump Gasoline Dyno Tested Prior To Shipping, Includes Actual Dyno Test Sheet amp Detailed Install Guide 30 Month, 50,000 Mile Limited Manufacturer Warranty Balanced, Blueprinted, amp Professionally Assembled By Hand In the USASPECIFICATIONSEngine Sizenbsp427 C.I. Small Block Chevy LS3 Blocknbsp New GM 6.2L Aluminum, 1 Piece Rear Main Seal, Squared amp Parrallel Decked, Align Honed Main Bearing Bore,nbspCylinders Are Sonic Tested For Thicknessnbsp Rotating Assemblynbsp New Forged Steel Crank w4.125 Stroke, Forged 6.125 I Beam Rods with 150,000 PSI Bolts, Mahle Performance Rings, Forged Aluminumnbsp11.01Pistons Cylinder Headsnbsp BluePrint LS3 Aluminum, 68CC Chamber, Stainless Valves wSwirl Polished Undercut Stem, 3 Angle Valve Job, Chrome Nickel Valve Seats, Manganese Bronze Valve Guides, Chromeoly Retainers, 7 Degree Valve Locks, Dual Valve Springs, Rocker Arm Studs wGuide Plates For Pushrods, amp Viton Valve Stem Seals, Intake Flows Camshaftnbsp Aggressive Hydraulic Roller, .624 Intake, .624 Exhaust,nbsp247 Intake,nbsp263 Exhaus
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